Given $$s(x)=|x^3-3x^2+3x-1|$$  what is  $$f\left(-1\right)?$$  

Given $$r(x)=\frac{2x+1}{x-4}$$  what is  $$f\left(1\right)?$$  

Given  $$f\left(x\right)=\frac{1}{2}x-1$$  , what is  $$f\left(-4\right)?$$  

Given $$f\left(x\right)=2x^2-5x\ and\ g\left(x\right)=3x^3$$  . What is $$g\left(5\right)$$   ?

$$f\left(x\right)=2x\ and\ g\left(x\right)=2x-7$$  

Find (f + g)(2).

If $$f\left(x\right)=x^2+9$$ and  $$g\left(x\right)=x-9$$ . Find  $$f\left(x\right)-g\left(x\right)$$

If $$f\left(x\right)=4x+1\ and\ g\left(x\right)=4x-3$$ , then $$f\left(x\right)\cdot g\left(x\right)$$  

If $$f\left(x\right)=3x^2-10x+8\ and\ g\left(x\right)=3x-4$$  , then  $$\left(\frac{f}{g}\right)\left(x\right)=$$  

If $$f\left(x\right)=x-1\ and\ g\left(x\right)=x^2+7x-8$$  , then  $$\left(\frac{f}{g}\right)\left(x\right)$$